In the next step, you'll customize the DB2 Connector representing the data warehouse target table.
在下一个步骤中,您将定制表示数据仓库目标表的DB 2 Connector。
You will see small data bubbles that travel along the wires, representing the data flowing through the wires.
你会看到小的数据点沿着数据线流动,表示数据流的流向。
This is done by representing the data in the most elementary of structures -- a byte stream also known as an octet stream.
这是通过用最基本的结构表示数据来完成的,最基本的结构就是字节流,也就是八位元流。
Data's what we expect. It's our way of representing fundamentally the kinds of information we want to move around.
数据是我们一直需要的,它是用来表达我们想要操作的,数据类型的基本方式,这里。
But one of the teaching fellas also passed long to us recently, a little real world example of what happens when you're not mindful of various data types and you're not mindful of the imprecision that's inherent in representing data in a computer, at least using a language like C and low level primitives like floats and even doubles.
最近有个助教告诉我们,一个现实世界中的例子,当你不注意各种各样的数据类型,也不注意在计算机中表示数据时,其内在的不精确性,至少在用像C语言,和float甚至double型数据时,那将会发生什么?
应用推荐